CN219201486U

CN219201486U - Chromatographic column of meteorological chromatograph

Info

Publication number: CN219201486U
Application number: CN202222405247.4U
Authority: CN
Inventors: 续建国; 赵旗峰; 赵朋辉
Original assignee: Tianjin Biyoutec Technology Development Co ltd
Current assignee: Tianjin Biyoutec Technology Development Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-06-16
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a chromatographic column of a meteorological chromatograph, which comprises a fixed ring, wherein four mounting mechanisms are arranged on the outer side of the fixed ring, a supporting framework is arranged on one side, close to the center of a circle, of the top of each mounting mechanism, the same chromatographic column is arranged in each of the four supporting frameworks, each supporting framework comprises two fixed blocks, a telescopic column is arranged in each fixed block, a telescopic strip is arranged in each telescopic column, a strip groove is arranged on one side, close to the bottom, of each telescopic strip, a bolt knob is arranged on one side, close to the top, of each telescopic strip, clamping blocks are arranged on the front end and the rear end of each telescopic strip, limiting strips are arranged between the two clamping blocks, and one shaft strip is arranged through each clamping block and each limiting strip; the chromatographic column of the meteorological chromatograph can support chromatographic columns with different radiuses, can fix the chromatographic columns with different heights, and is convenient to use.

Description

Chromatographic column of meteorological chromatograph

Technical Field

The utility model relates to the field of meteorological chromatograph equipment, in particular to a chromatographic column of a meteorological chromatograph.

Background

Meteorological chromatographs are instruments that utilize chromatographic separation techniques and detection techniques to perform qualitative and quantitative analysis of complex mixtures of multiple components, and are commonly used to analyze thermally stable and boiling point organics in the soil, such as volatile organics, organic chlorides, organic phosphates, polycyclic aromatic hydrocarbons, phthalate esters, etc., in which the core of the separation system is a chromatographic column that functions to separate the multiple component sample into individual components. However, in the use process of the existing chromatographic column, the radius of the support frame of the chromatographic column cannot be adjusted according to the radius of the chromatographic column, so that a plurality of different rule chromatographic column supports are needed in the use process, certain waste is caused, and meanwhile, the heights of the chromatographic column supports are difficult to increase in a targeted manner because various chromatographic columns have different heights, so that certain influence is caused on practical use.

Disclosure of Invention

The utility model mainly aims to provide a chromatographic column of a meteorological chromatograph, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a chromatographic column of weather chromatograph, includes the retainer plate, is located the retainer plate outside is equipped with four installation mechanism, the installation mechanism top is close to centre of a circle one side and installs the supporting framework, four the supporting framework is inside to be equipped with same chromatographic column, the supporting framework includes two fixed blocks, fixed block internally mounted has flexible post, flexible post inside is equipped with flexible strip, flexible post is close to one side position and is equipped with rectangular recess, flexible strip one side is close to the bottom position and is equipped with the bolt knob, one of them flexible strip front and back end all is equipped with the clamp splice near the top position, two be equipped with spacing between the clamp splice, run through clamp splice and spacing is equipped with same axle strip, spacing bottom is kept away from the position of clamp splice and is equipped with the stopper, the position in the middle of stopper front and back end is equipped with the fixed ball, runs through another spacing recess has been seted up at flexible strip top, spacing recess front and back end is equipped with spherical recess in the middle.

As a further scheme of the utility model, the mounting mechanism comprises a supporting block, fixing strips are arranged at the positions, close to one side, of the front end and the rear end of the supporting block, fixing sheets are arranged at the central positions of the outer sides of the fixing strips, positioning screw holes are formed through the upper end and the lower end of the fixing sheets, fastening screws are arranged through the front end and the rear end of the fixing strips, semicircular grooves are formed through the two sides of the supporting block, and through grooves are formed through the front end and the rear end of the supporting block.

As a further scheme of the utility model, four ring grooves are uniformly formed through the fixing ring, and connecting strips are arranged in the middle positions inside the ring grooves.

As a further scheme of the utility model, the supporting framework is positioned at the position, close to the through groove, of the top of the supporting block, one side of the long groove on the telescopic column is provided with scale marks, the length of the limit bars is equal to the distance between the two telescopic bars, the bolt knob is positioned in the long groove, and the width and the depth of the limit grooves are equal to those of the limit blocks.

As a further scheme of the utility model, the fixing piece is L-shaped, the length of the semicircular groove is equal to half of the length of the supporting block, the fastening screw and the semicircular groove are positioned on the same horizontal plane, the length of the through groove is smaller than half of the length of the supporting block, and the fixing strip is fixedly connected with the fixing ring.

As a further scheme of the utility model, the mounting mechanisms are all positioned in the annular groove on the fixing ring, and the connecting strip penetrates through the groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the chromatographic column fixing device, the mounting mechanism is arranged, when the chromatographic column fixing device is used, the positioning screw holes on the fixing plate are mounted on equipment through the screws, the fixing ring is fixed, the supporting blocks slide through twisting the fastening screws on the two sides of the mounting mechanism, when the chromatographic column is placed in the supporting framework, the three supporting blocks on the fixing ring are adjusted, so that the chromatographic column can be well placed on the supporting framework, the position of the supporting block is suitable for placing the chromatographic column, the fastening screws are tightened at the moment, the supporting blocks are fixed, and the chromatographic columns with different radiuses are mounted;

through setting up supporting mechanism, when the chromatographic column is put into supporting mechanism inside, according to the high of the flexible strip of high regulation of chromatographic column, when spacing bottom is higher than the high of chromatographic column, just in time fix the chromatographic column, screw up the bolt knob, make flexible strip fix on a certain height, record the scale mark that the bolt knob is located, also fix other bolt knobs on this scale mark, make flexible strip all be in same height, put down spacing, the stopper of spacing bottom is put into spacing recess, fixed ball on the stopper is in spherical recess, accomplish the fixed to spacing, can effectively fix the chromatographic column that does not lead to 1 height, prevent that the chromatographic column from dropping.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a column of a weather chromatograph according to the present utility model;

FIG. 2 is a schematic view of the structure of a support frame for a column of a weather chromatograph according to the present utility model;

FIG. 3 is a schematic view of the structure of the mounting mechanism in the chromatographic column of the weather chromatograph of the present utility model;

FIG. 4 is a schematic diagram of the middle-bottom structure of a column of a weather chromatograph according to the present utility model;

FIG. 5 is a schematic view of the top structure of a support frame in a column of a weather chromatograph according to the present utility model.

In the figure: 1. a fixing ring; 2. a mounting mechanism; 3. a support frame; 4. a chromatographic column; 5. a fixed block; 6. a telescopic column; 7. a telescoping strip; 8. clamping blocks; 9. a limit bar; 10. a long groove; 11. a bolt knob; 12. a support block; 13. a fixing strip; 14. a semicircular groove; 15. a through groove; 16. fastening a screw; 17. a fixing piece; 18. positioning screw holes; 19. a ring groove; 20. a connecting strip; 21. a shaft strip; 22. a limiting block; 23. a fixed ball; 24. a limit groove; 25. spherical grooves.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, a chromatographic column of a weather chromatograph comprises a fixing ring 1, four installation mechanisms 2 are arranged outside the fixing ring 1, a supporting framework 3 is installed on one side, close to the center, of the top of each installation mechanism 2, the same chromatographic column 4 is arranged inside each supporting framework 3, each supporting framework 3 comprises two fixing blocks 5, a telescopic column 6 is installed inside each fixing block 5, a telescopic strip 7 is arranged inside each telescopic column 6, a long-strip groove 10 is arranged on one side, a bolt knob 11 is arranged on one side, close to the bottom, of each telescopic strip 7, clamping blocks 8 are arranged on the front end and the rear end, close to the top, of each telescopic strip 7, limiting strips 9 are arranged between the two clamping blocks 8, a limiting block 22 is arranged at the bottom of each limiting strip 9, a limiting block 22 is arranged at the middle position, a fixing ball 23 is arranged at the front end and the rear end of each limiting block 22, a limiting groove 24 is formed in the top of the other telescopic strip 7, and a spherical groove 25 is formed at the middle position.

In this scheme, in order to fix chromatographic column 4 and conveniently adjust the circle size, installation mechanism 2 includes supporting shoe 12, and the supporting shoe 12 front and back end is close to one side position and all is equipped with fixed strip 13, and fixed strip 13 outside intermediate position all is equipped with stationary blade 17, runs through the upper and lower end of stationary blade 17 and is equipped with locating screw hole 18, runs through the front and back end of fixed strip 13 and is equipped with fastening screw 16, runs through supporting shoe 12 both sides position and all is equipped with semicircular groove 14, runs through supporting shoe 12 front and back end and is equipped with logical groove 15.

In this scheme, in order to conveniently fix the installation mechanism 2 on the retainer plate 1, run through retainer plate 1 evenly and be equipped with four annular 19, the inside central position of annular 19 is equipped with connecting strip 20.

In this scheme, in order to carry out fine fixed to chromatographic column 4 of co-altitude not, support frame 3 is located supporting shoe 12 top and is close to logical groove 15 position, and rectangular recess 10 one side is equipped with the scale mark on the flexible post 6, and spacing 9 length equals the distance of two flexible strips 7, and bolt knob 11 is located rectangular recess 10, and spacing recess 24 width and degree of depth number equals the width and the height of stopper 22.

In this scheme, in order to support the chromatographic column 4 of different radiuses, the stationary blade 17 shape is "L" shape setting, and semicircular groove 14 length equals half supporting shoe 12 length, and fastening screw 16 and semicircular groove 14 are located same horizontal plane, and logical groove 15 length is less than half supporting shoe 12 length, fixed strip 13 and retainer plate 1 fixed connection.

In this scheme, in order to make things convenient for installation mechanism 2 to fix on retainer plate 1, installation mechanism 2 all is located the annular 19 inside on retainer plate 1, and connecting strip 20 runs through inside the groove 15.

It should be noted that, the present utility model is a chromatographic column of a weather chromatograph, when in use, the fastening screw 16 is loosened, so that the supporting block 12 can slide back and forth, according to the radius of the chromatographic column 4, the position of the supporting block 12 is adjusted, so that the supporting frame 3 can completely wrap the chromatographic column 4, the fastening screw 16 is screwed, the limit bar 9 at the top of the supporting frame 3 is opened, the prepared chromatographic column 4 is gently placed inside the two telescopic bars 7, the bolt knob 11 is screwed according to the height of the chromatographic column 4, so that the telescopic bars 7 are lifted to a specified height, the chromatographic column 4 completely enters the two telescopic bars 7, the scales on the telescopic columns 6 are observed, so that the bolt knob 11 on the two telescopic bars 7 is at the same height, the bolt knob 11 is screwed down, the mahjong knob clamps the long bar groove 10, the limit bar 9 is put down, the fixing ball 23 on the limit block 22 is positioned in the spherical groove 25, after the installation of the chromatographic column 4 is completed, the fixing piece 17 on the installation mechanism 2 is fixed in the weather chromatograph through positioning and fixing the screw hole, and preparation is made for the next weather chromatograph.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A chromatographic column of a meteorological chromatograph, characterized in that: including retainer plate (1), be located the retainer plate (1) outside is equipped with four installation mechanism (2), installation mechanism (2) top is close to centre of a circle one side and installs support frame (3), four support frame (3) inside is equipped with same chromatographic column (4), support frame (3) include two fixed blocks (5), fixed block (5) internally mounted has telescopic column (6), telescopic column (6) inside is equipped with telescopic strip (7), telescopic column (6) are close to one side position and are equipped with rectangular recess (10), telescopic strip (7) one side is close to the bottom position and is equipped with bolt knob (11), one of them telescopic strip (7) front and back end is close to top position and all is equipped with clamp splice (8), two be equipped with spacing (9) between clamp splice (8), run through clamp splice (8) and spacing (9) and be equipped with same axle strip (21), the position that clamp splice (8) were kept away from to spacing (9) bottom is equipped with stopper (22), stopper (22) front and back end position are equipped with fixed ball (23) in the middle, another position that is equipped with spherical recess (24) are located in the middle of top position, one side is equipped with spacing recess (24).

2. A column of a weather chromatograph according to claim 1, wherein: the mounting mechanism (2) comprises a supporting block (12), fixing strips (13) are arranged at the front end and the rear end of the supporting block (12) close to one side, fixing sheets (17) are arranged at the middle positions of the outer sides of the fixing strips (13), positioning screw holes (18) are formed in the upper end and the lower end of the fixing sheets (17) in a penetrating mode, fastening screws (16) are arranged at the front end and the rear end of the fixing strips (13) in a penetrating mode, semicircular grooves (14) are formed in the two sides of the supporting block (12) in a penetrating mode, and through grooves (15) are formed in the front end and the rear end of the supporting block (12).

3. A column for a weather chromatograph according to claim 2, wherein: four ring grooves (19) are uniformly formed in the fixing ring (1), and connecting strips (20) are arranged in the middle of the inner parts of the ring grooves (19).

4. A column of a weather chromatograph according to claim 1, wherein: the supporting framework (3) is located at the top of the supporting block (12) and is close to the position of the through groove (15), scale marks are arranged on one side of the long groove (10) on the telescopic column (6), the length of the limiting strip (9) is equal to two distances of the telescopic strips (7), the bolt knob (11) is located in the long groove (10), and the width and the depth of the limiting groove (24) are equal to those of the limiting block (22).

5. A column for a weather chromatograph according to claim 2, wherein: the fixing piece (17) is in an L-shaped structure, the length of the semicircular groove (14) is equal to half of the length of the supporting block (12), the fastening screw (16) and the semicircular groove (14) are located on the same horizontal plane, the length of the through groove (15) is smaller than half of the length of the supporting block (12), and the fixing strip (13) is fixedly connected with the fixing ring (1).

6. A column of a weather chromatograph according to claim 3, wherein: the mounting mechanisms (2) are all located in the annular grooves (19) on the fixing ring (1), and the connecting strips (20) penetrate through the inside of the grooves (15).